Home / 352,928,317.86-487,006,958.79-204,219,775.44

Finding the Fourth Proportional to 352,928,317.86, 487,006,958.79 and 204,219,775.44

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Solution

The fourth proportional to 352,928,317.86, 487,006,958.79 and 204,219,775.44 is: 281,803,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,928,317.86 : 487,006,958.79 = 204,219,775.44 : x
  2. Step 2: Convert to fraction form
    352,928,317.86/487,006,958.79 = 204,219,775.44/x
  3. Step 3: Cross multiply
    352,928,317.86x = 487,006,958.79 × 204,219,775.44
  4. Step 4: Simplify right side
    352,928,317.86x = 99,456,451,761,811,136
  5. Step 5: Solve for x
    x = 99,456,451,761,811,136/352,928,317.86
  6. Step 6: Final answer
    x = 281,803,546.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.